fire beetle

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Any of various tropical American click beetles of the genus Pyrophorus, having luminous spots on the prothorax and abdomen.

from the GNU version of the Collaborative International Dictionary of English.

• (Zoöl.) A very brilliantly luminous beetle (Pyrophorus noctilucus), one of the elaters, found in Central and South America; -- called also cucujo. The name is also applied to other species. See firefly.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A brilliantly luminous beetle, Pyrophorus noctilucus, one of the elaters.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun tropical American click beetle having bright luminous spots